Atriangle is formed with side lengths of 7 inches,24 inches, and 25 inches. is the triangle a right triangle

The parabola x= √y-9 opens: a.)up b.)down c.)right d.)left

What three-dimensional solid have 6 rectangular faces, 2 equal bases that are not rectangles and 18 edges

Astudent must have an average on five test that is greater than it equal to 80% but less than 90% to receive a final grade of b. devon's greades on the first four test were 78% 62% 91% and 80% what range if grades on the fifth test would give him a b in the course? ( assuming the highest grade is 100%)